1、【Multifunctional Sound Card】: This live streaming sound card is a multifunctional mixing console with a sleek and stylish appearance. It\u0027s perfect for singing, mobile karaoke, recording, and podcasting on computers. Once the sound card is plugged in, your phone and the sound card can be charged simultaneously, meeting the needs of long-time live streaming. 2、【One-Key Noise Reduction】: The sound card features one-key intelligent noise reduction, effectively filtering out AC interference and external noise for clearer and more stable audio signals. It\u0027s ideal for creating high-quality audio content. 3、【BT Wireless Accompaniment \u0026 Dodge Mode】: The sound card supports BT wireless accompaniment. With the dodge mode on, the volume of the accompaniment music will automatically decrease when you speak and rise when you stop speaking, providing a seamless live streaming experience. 4、【Voice Changing Function】: The sound card features a voice changing function with options for male to female, female to male, doll, and Warcraft sound effects. It adds fun and variety to your audio content, livening up the atmosphere. 5、【Long Battery Life】: The sound card has a built-in 3.7V/800mAh battery that can last for about 4 hours when the power amplifier is on. It also features a power indicator light (LED) and can be fully charged in about 3 hours when the power is off. The sound card features illuminated buttons that not only add to its stylish design but also provide a great hand feel, enhancing the user experience.